import com.google.javascript.jscomp.graph.Graph.GraphEdge; //导入依赖的package包/类
@Override
public void exitScope(NodeTraversal t) {
  if (affinityGraph == null) {
    return;
  }
  if (!t.inGlobalScope() && t.getScope().getParent().isGlobal()) {
    for (Property p1 : currentHighAffinityProperties) {
      for (Property p2 : currentHighAffinityProperties) {
        if (p1.oldName.compareTo(p2.oldName) < 0) {
          GraphEdge<Property,PropertyAffinity> edge =
              affinityGraph.getFirstEdge(p1, p2);
          if (edge == null) {
            affinityGraph.connect(p1, new PropertyAffinity(1), p2);
          } else {
            edge.getValue().increase();
          }
        }
      }
    }
    currentHighAffinityProperties = null;
  }
}
 

import com.google.javascript.jscomp.graph.Graph.GraphEdge; //导入依赖的package包/类
@Override
public void exitScope(NodeTraversal t) {
  if (affinityGraph == null) {
    return;
  }
  if (!t.inGlobalScope() && t.getScope().getParent().isGlobal()) {
    for (Property p1 : currentHighAffinityProperties) {
      for (Property p2 : currentHighAffinityProperties) {
        if (p1.oldName.compareTo(p2.oldName) < 0) {
          GraphEdge<Property, PropertyAffinity> edge =
              affinityGraph.getFirstEdge(p1, p2);
          if (edge == null) {
            affinityGraph.connect(p1, new PropertyAffinity(1), p2);
          } else {
            edge.getValue().increase();
          }
        }
      }
    }
    currentHighAffinityProperties = null;
  }
}
 

import com.google.javascript.jscomp.graph.Graph.GraphEdge; //导入依赖的package包/类
/**
 * Validate that each node has been colored and connected nodes have different
 * coloring.
 */
private static <N, E> void validateColoring(Graph<N, E> graph) {
  for (GraphNode<N, E> node : graph.getNodes()) {
    assertTrue(node.getAnnotation() != null);
  }
  for (GraphEdge<N, E> edge : graph.getEdges()) {
    Color c1 = edge.getNodeA().getAnnotation();
    Color c2 = edge.getNodeB().getAnnotation();
    assertTrue(c1 != null);
    assertTrue(c2 != null);
    assertTrue(!c1.equals(c2));
  }
}
 

import com.google.javascript.jscomp.graph.Graph.GraphEdge; //导入依赖的package包/类
public void testEdgeAnnotations() {
  Graph<String, String> graph = new LinkedUndirectedGraph<String, String>();
  graph.createNode("1");
  graph.createNode("2");
  graph.createNode("3");
  graph.connect("1", "a", "2");
  graph.connect("2", "b", "3");
  GraphEdge<String, String> a = graph.getEdges("1", "2").get(0);
  GraphEdge<String, String> b = graph.getEdges("2", "3").get(0);
  checkAnnotations(graph, a, b);
}
 

import com.google.javascript.jscomp.graph.Graph.GraphEdge; //导入依赖的package包/类
public void testEdgeAnnotations() {
  Graph<String, String> graph = LinkedUndirectedGraph.create();
  graph.createNode("1");
  graph.createNode("2");
  graph.createNode("3");
  graph.connect("1", "a", "2");
  graph.connect("2", "b", "3");
  GraphEdge<String, String> a = graph.getEdges("1", "2").get(0);
  GraphEdge<String, String> b = graph.getEdges("2", "3").get(0);
  checkAnnotations(graph, a, b);
}
 

import com.google.javascript.jscomp.graph.Graph.GraphEdge; //导入依赖的package包/类
/**
 * Validate that each node has been colored and connected nodes have different
 * coloring.
 */
private static <N, E> void validateColoring(Graph<N, E> graph) {
  for (GraphNode<N, E> node : graph.getNodes()) {
    assertNotNull(node.getAnnotation());
  }
  for (GraphEdge<N, E> edge : graph.getEdges()) {
    Color c1 = edge.getNodeA().getAnnotation();
    Color c2 = edge.getNodeB().getAnnotation();
    assertNotNull(c1);
    assertNotNull(c2);
    assertThat(c1.equals(c2)).isFalse();
  }
}